//free\\: Install Oracle Client 12c

sqlplus username/password@//dbhost:1521/orcl

with self._lock: if conn in self._active_connections: del self._active_connections[conn] self._stats.active_connections -= 1

@contextmanager def get_cursor(self): """Context manager for automatic connection management""" conn = self.get_connection() if not conn: raise Exception("No database connection available") install oracle client 12c

Select (or your preferred type) and click Next . Step 3: Specify Oracle Home User

If you connect successfully, you will see the SQL*Plus command prompt, indicating your client is fully operational with the remote database. sqlplus username/password@//dbhost:1521/orcl with self

MYDB = (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.100)(PORT = 1521)) (CONNECT_DATA = (SERVER = DEDICATED) (SERVICE_NAME = orcl) ) )

./runInstaller

cat >> /etc/security/limits.conf << EOF oracle soft nproc 2047 oracle hard nproc 16384 oracle soft nofile 1024 oracle hard nofile 65536 EOF

Usually caused by hidden administrative shares (C$) being disabled. Ensure the "Server" service is running in Windows Services. Ensure the "Server" service is running in Windows Services